Announcement PDF Accelerated Exploration Focused On Delivering World-class Assets Gold and Copper, NSW Brisbane Resources Lunch, 2 May 2023 ASX: LGM Disclaimer This presentation may contain certain statements and projections provided by or on behalf of Legacy Minerals Holdings Limited (ASX: LGM, Legacy Minerals, or the Company) with respect to the anticipated future undertakings. These forward-looking statements reflect various assumptions by or on behalf of Legacy Minerals. Accordingly, these statements are subject to significant business, economic and competitive uncertainties and contingencies associated with the mining industry which may be beyond the control of Legacy Minerals which could cause actual results or trends to differ materially, including but not limited to price and currency fluctuations, geotechnical factors, drilling and production results, development progress, operating results, reserve estimates, legislative, fiscal and regulatory developments, economic and financial markets conditions in various countries, approvals and cost estimates, environmental risks, ability to meet funding requirements, share price volatility. Accordingly, there can be no assurance that such statements and projections will be realised. Legacy Minerals makes no representations as to the accuracy or completeness of any such statement of projections or that any forecasts will be achieved. Additionally, Legacy Minerals makes no representation or warranty, express or implied, in relation to, and no responsibility or liability (whether for negligence, under statute or otherwise) is or will be accepted by Legacy Minerals or by any of their respective officers, directors, shareholders, partners, employees, or advisers as to or in relation to the accuracy or completeness of the information, statements, opinions or matters (express or implied) arising out of, contained in or derived from this presentation or any omission from this presentation or of any other written or oral information or opinions provided now or in the future to any interested party or its advisers. In furnishing this presentation, Legacy Minerals undertakes no obligation to provide any additional or updated information whether as a result of new information, future events or results or otherwise. Nothing in this material should be construed as either an offer to sell or a solicitation of an offer to buy or sell securities. It does not include all available information and should not be used in isolation as a basis to invest in Legacy Minerals. This presentation contains exploration results and historic exploration results as originally reported the Company’s Prospectus dated 28 July 2021 and released 9 September and subsequent ASX market announcements. The Company confirms that it is not aware of any new information that materially affects the information included in the original market announcements and that all material assumptions and technical parameters underpinning the estimates in the relevant market announcements continue to apply and have not materially changed. The Company confirms that the form and context in which the Competent Persons’ findings are presented have not been materially modified from the original market announcements. The information in this presentation that relates to Exploration Targets, Exploration Results, Mineral Resources or Ore Reserves is based on information compiled by Thomas Wall, a Competent Person who is a Member of the Australian Institute of Geoscientists. Mr Wall is the Technical Director is a full-time employee of Legacy Minerals Limited and a shareholder, who has sufficient experience that is relevant to the style of mineralisation and type of deposit under consideration and to the activity being undertaken to qualify as a Competent Person as defined in the 2012 edition of the Australasian Code for Reporting of Exploration Results, Mineral Resources and Ore Reserves. Mr Wall consents to the inclusion in the report of the matters based on his information in the form and context in which it appears. The release of these presentation materials has been authorised by the Board. Date of Release: 10 November 2021 HARDEN GOLD MINE PROSPECT HN0013 at 194-195m1 1ASX: LGM 15DEC21 Visible Gold Intercepted & Re-assays Upgrade Gold Results 2 Depth of Projects in a World Class Jurisdiction Black Range Au-Ag Epithermal Rockley Cu-Au Porphyry Cobar Au-Cu Cobar Type Harden Au Orogenic Bauloora Au-Ag Epithermal Fontenoy Cu-Au Porphyry Mulholland Ni-Sn-REE Skarn 2,450km2 of exploration tenements Map of central NSW showing Legacy Minerals tenements (red) and geographical location of major mining and exploration projects in NSW (figures are expressed as mineral resources). Note: references on this slide can be located in the Appendix – Endnotes on Slides 25 and 26 3 ASX:LGM Company overview ASX Share Price $0.17 Shares on Issues 83M Options on Issue (30c, 22.5c) $13M Cash (at Mar-31) $1.4M Dr David Carland Non-Executive Chairman Investment banker with over 40 experience. Has held senior positions at UBS, Bankers Trust, CRA (now Rio Tinto). David was recently the Non-Executive Chair of Rex Minerals (RXM). Douglas Menzies Non-Executive Director Geologist with 28 years of widespread experience in the porphyry gold‐copper districts of PNG and Australia, epithermal gold‐silver projects in Australia, Indonesia, Fiji, Laos, Chile. Doug has held positions at Rio Tinto, Wafi‐Golpu, and is the VP of Inflection Resources. Matthew Wall Non-Executive Director Commercial specialist with over 35 years of experience in metals and mining across sales, marketing, logistics, trading, and risk management. Matt has held senior management roles with Rio Tinto, EDF Trading and Wood Mackenzie and is the Chairman of Allegiance Coal (AHQ) 32% 4.9M, 0.4M Market Capitalisation Debt Directors Issued Capital Capital Structure1 68% Nil Top 20 56% Board and Management Other Shareholders 0.25 10000000 0.2 8000000 0.15 6000000 4000000 0.1 0.05 0 2000000 0 -2000000 Volume Share Price $AUD Management Christopher Byrne CEO & Managing Director Thomas Wall Exploration Manager & Executive Director Electrical Engineer with diverse experience in the mining sector with Anglo American across maintenance, operations, and capital works. Proven record of delivering large and complex mining and infrastructure projects in greenfield and brownfield environments Exploration Geologist with wide ranging exploration industry experience with senior roles at Peak Gold Mines and New South Resources. Demonstrated exploration and mining success across a variety of commodities and deposit styles 1 As of 1 May 2023 4 Emerging large scale Au/Ag low sulphidation vein field Bauloora Au-Ag (Newmont JV) ASX: LGM Newmont Joint Venture Joint Venture Summary • • • Discovery focused joint venture Legacy Minerals management of the project for initial period Carried through to production Minimum Commitment • • • Drill testing at the Breccia Sinter Prospect by end of 2023. Regional aerial magnetic survey of the tenements by end of 2023. A$2 million spend within 24 months. Earn in Phases • • • A 51% farm-in interest by spending a total of A$5 million within 48 months. 24% farm-in interest in the tenements by spending an additional A$10 million. Minimum total of 12,000 meters of drilling Newmont financing facility and Mining Joint Venture • • • A Mining Joint Venture formed upon decision to mine LGM may elect to have Newmont finance development (NEM to earn-in up to 80%). The loan would be re-paid from Legacy Minerals’ share of any future mining proceeds. Note: references on this slide can be located in the Appendix – Endnotes on Slides 25 and 26 Map of central NSW showing Legacy Minerals tenements (red) and geographical location of major mining and exploration projects in NSW (figures are expressed as mineral resources). 6 Bauloora - Value creation through discovery success District scale control – 330km2 license • Alteration across 150km2 zone • 27km2 low sulphidation vein field Bauloora Project Primary Vein Field Untested potential • Previously unrecognised opportunity • 1 drill hole every 75ha, average depth 88m High-Grades and Extensive Veining • High-grade gold, silver and base metals • Veins up to 3m wide at surface for >2km Preserved Epithermal System • Widespread recognition of sinter • Strongly elevated in Hg, Sb, and As Low Risk Development Pathway • Excellent metallurgical recoveries • Close to infrastructure (power, rail, water) • Good land access Note: references on this slide can be located in the Appendix – Endnotes on Slides 25 and 26 Bauloora tenure (red) with ASTER interpreted propylitic signature and anomalous spectral responses shown and currently defined ‘gold zone’ 1 Current combined extent of low-sulphidation epithermal-style textured veins and sinter related lithology 7 Drilling Completed – Assays pending Targeting undrilled high order geochemical anomalous vein trends • 1,649.6m of diamond drilling completed • Wide spaced proof of concept drilling tested 1.5km of strike • New epithermal vein discovery (MM008) parallel to Mee Mar vein trend • Impressive shallow continuity of mineralisation across entire strike length tested Hole MM008 and MM001 showing low sulphidation epithermal textured veins and breccia 1 Mee Mar Prospect showing the location of completed diamond-cored drill holes, over Sb soil sample results and Au rock chip results 2 Note: references on this slide can be located in the Appendix – Endnotes on Slides 25 and 26 8 Globally Significant Project Scale • The Bauloora vein field is of similar scale to typical multi-million oz vein fields found globally1 • The Company is actively stepping out and mapping the system which is open in all directions • Technical comparisons due to similarities of textures, vein field size, and geochemistry made to major projects including Pajingo, Cracow and Cerro Negro Vein Fields Note: references on this slide can be located in the Appendix – Endnotes on Slides 25 and 26 9 Bauloora Epithermal System Model Interpreted depositional setting for rock sock samples (Modified from Global Ore Discovery, modified from Global Ore Discovery https://www.globalorediscovery.com. 10 District control of another underexplored low sulphidation epithermal Black Range Au-Ag ASX: LGM Black Range – Another large, underexplored epithermal system… Regional Setting District scale control – 905km2 license • Large 4.5 x 1.5km silica-sericitesulphide alteration zone (Sugarbag Hill Prospect) • 30km of strike between known epithermal occurrences Black Range Project Untested potential • 30 years since last drilling at Sugarbag Hill prospect - Newcrest Mining Limited 1992 • Extremely limited drilling across the tenement package Work program underway • Systematic work program to commence including geochemistry and geophysics Black Range EL and ELA (red) with solid geology showing major prospect and geology (public data, MinView Department of Regional NSW) Black Range regional geology map overlain with EL and ELA tenement boundaries Note: references on this slide can be located in the Appendix – Endnotes on Slides 25 and 26 12 Black Range and Bauloora – Why does the opportunity still exist? No drilling = no discovery Held by major companies distracted by other successes Bauloora • Across the 27km2 vein field zone 1 drill hole per 72 ha1 • Systematic work not done Black Range • Average drill depth of 90m with 1 drill hole per 1,700 ha Summarised Timeline Bauloora Black Range Billiton Australia Did not identify boiling zones 1992 North Limited (Rio Tinto) Cowal Discovered - focus shifted 1995 No on ground exploration at Sugarbag Hill since (over 30 years) 2023 LGM peg tenement and consolidate with ELA Cadia Hill Discovered, Newcrest cease exploration • Virtually no exploration across the majority of 905km2(1) No modern geochemistry or geophysics Bauloora and Black Range • Limited historic electrical geophysical surveys • Geochemistry mostly limited to minimal elements • Lack of pathfinder elements analysed Newmont and LGM Joint Venture • Geology and terrain is amenable to low cost – high value exploration methods Note: references on this slide can be located in the Appendix – Endnotes on Slides 25 and 26 13 Black Range - Why are we excited? Recognition of NSW’s potential to host major systems • Low-sulphidation epithermal systems are not common to NSW • With the age of the LFB, preservation is uncommon • Bauloora was a breakthrough - the recognition of sinter related lithology makes it one of the world’s oldest preserved epithermal systems • Black Range, dated to have similar age mineralisation as Bauloora, and has a large low temperature silicified upper zone or 'cap’ that may represent the top of a preserved epithermal system. TARGET SCALE Black Range Tenement Size 905km2 Hydrothermal Alteration Zone >6.75km2 Primary Vein Field ? Gold Zone ? Vein Trend Strike ? Mineralised Shoots 150m x 150m • Recognition of multiple caldera occurrences of Silurian and Devonian age Our Approach • Morden systematic exploration • Mapping, soil sampling, detailed magnetics and radiometrics • Boots on ground, ground truthing and rock chipping Note: references on this slide can be located in the Appendix – Endnotes on Slides 25 and 26 14 Positioned in the Heart of the Cobar Basin Cobar Au-Cu (Zn-Pb) ASX: LGM Primed for Discovery World class jurisdiction • Active region for acquisitions (CSA and Endeavor) • Less than 10km from Metals Acquisition Corp’s CSA Mine (recently purchased from Glencore for $1.1B USD)1 • Sustained regional exploration successes • Proximal to infrastructure and skilled mining workforce Undrilled search space • Only 4 shallow RC holes across 302km2 exploration licence • Undrilled geophysical anomalies – including IP, AEM and discrete mag highs • Late Time AEM conductors - potential bedrock anomalies Regionally significant gold-lag anomaly • Gold in lag up to 1.5g/t Au & 0.43g/t Au2 (Yarrawonga) • Most major Cobar discoveries have an associated lag anomaly Note: references on this slide can be located in the Appendix – Endnotes on Slides 25 and 26 Cobar tenement boundary (EL5911) overlain with regional magnetics RTP and surrounding company licences 16 All the Right Ingredients Structural complexity – Mineralisation pathways Geochemically anomalous No sovereign risk, great land access, surrounded by mills and infrastructure Geophysically anomalous B A Schematic cross section through the eastern Cobar Basin showing major faults and locations of major mineral deposits.1 Cobar tenement (EL5911) boundary showing major deposits and prospect areas 1 Note: references on this slide can be located in the Appendix – Endnotes on Slides 25 and 26 17 Prime position in Australia’s premier Cu-Au porphyry district Rockley Cu-Au ASX: LGM Rockley: An emerging porphyry district ASX:LGM Rockley - porphyry potential • Classic porphyry magnetic signature - central magnetic high surrounded by a doughnut shaped magnetic low, on NW-SE fault, coincident with a discrete potassic high and widespread Au-Cu anomalism at surface4 • Prospective Phase 4 Ordovician Macquarie arc volcanics Ongoing success in the LFB • Alkane (ASX: ALK) Boda discovery (2019)1 • Magmatic (ASX: MAG) Corvette discovery (2022)2 Government Cu-Au prospectivity recognition • LGM’s tenement assessed to be the most prospective area for porphyry related Cu-Au in Rockley-Gulgong Volcanics (Geological Survey of NSW and Kenex)5 Nearby porphyry success • Known to host porphyry related mineralisation - Bushranger (LON:XTR) inferred Mineral Resource 71Mt at 0.44% Cu3 • Drilling intercepts the porphyry from 11m with recent intercepts 920m @ 0.3% Cu from 110m inc. 156m @ 0.48% Cu3 Rockley tenement (EL8926) showing RTP magnetics and K/Th radiometric images overlain with historical workings and identified regions of interest (ROI).4 Note: references on this slide can be located in the Appendix – Endnotes on Slides 25 and 26 19 ROCKLEY – Growing Au-Cu story ASX:LGM Overlooked and untested • District proven to host significant porphyry mineralisation • Limited geochemistry sampling and geophysical surveys across the tenement • Scarcity of drilling across the tenement • • Only 22 RAB historical holes in south of the porphyry area of interest1 No holes deeper than 15m depth All the right ingredients • Rock sample of a porphyry-style D vein (using classification by Gustafson and Hunt, 1975) which reported 0.30g/t Au, 5.7g/t Ag, 0.54% Cu, 89ppm Pb, 2,160ppm Zn Right rocks in the right district • Macquarie Arc Ordovician host rocks • Historic high grade gold and copper mines grading up 21% Cu2 • Wide spread Au and Cu anomalism1 • 4km by 2km of rock chips grading 0.5% Cu Schematic interpretative model for the project modified after Holliday and Cooke 2007; Cooke et al. 2014 Quartz vein with azurite staining (Quartz Hill Prospect) 0.25g/t Au, 69.3g/t Ag, 201ppm As, 0.24%ppm Cu, 1710ppm Sb Note: references on this slide can be located in the Appendix – Endnotes on Slides 25 and 26 20 Discovery exposure with leading artificial intelligence exploration company Earth AI ASX: LGM ASX:LGM Realising value through strategic partners Fontenoy – Cu, Au, PGE Mulholland – Ni, Sn, REE Earth AI 8km of copper and gold mineralisation with limited drill testing Known skarns and untested anomalies with several significant drill ready nickel and tin prospects Strategic Alliance putting LGM at the exploration forefront1 • Exposure for LGM shareholders to the priority AI owned by Earth AI (EAI) • EAI have locally based drilling operations • EAI will spend pp to $4.5M over 2 years • Unlike a ‘classic JV’ – purely success based • LGM retain 100% ownership Accelerated exposure to potential discoveries Note: references on this slide can be located in the Appendix – Endnotes on Slides 25 and 26 22 Planned Exploration Program (Current Funding) Upcoming Announcements Q2 Black Range Reconnaissance Field Work Q2 Cobar AEM Modelling Q2 - Q4 Black Range Mapping and Geochem Q3 - Q4 Black Range Cobar Drill Campaign Q3 Rockley Geochem Q2 - Q3 Cobar Geochem ASX Progress Results (Till June) Anticipated Date Black Range Exploration Mid-End May Mee Mar Assays Early May Cobar AEM Modelling Mid-End May Fontenoy Scout Geochem April – May Bauloora Exploration Program Mid May 2023 Q2 Mee Mar Drill Assays Q2 Fontenoy Scout Geochem Q2 Bauloora Geophysics Q3 Fontenoy AEM Q2 – Q3 Bauloora Geochem 2024 Q3 Bauloora Aerial mag/rad Q3 Fontenoy Drill Campaign Q3-Q4 Sinter Prospect Drill Campaign • • Follow up drill campaigns Follow up generative work Partnership funding up to $19.5M over 8 years 23 Why Legacy Minerals CONTACT Emerging discovery at Bauloora Two district scale epithermal gold projects Depth of projects in a Tier 1 Province ASX:LGM Chris Byrne CEO and Managing Director chris.byrne@legacyminerals.com.au +61 (0) 499 527 547 Focused on delivering shareholder value Exploration forefront with Artificial Intelligence ASX: LGM Appendices – Endnotes Slide 3, Slide 6: 1 Alkane Resources Kaiser Resource Estimate of ~4.7M Gold Equivalent 27 February 2023; 2 Silver Mines, Ord Minnett East coast Mining Conference, March 2023; 3 Alkane Resource and Reserve Statement FY22, 9 September 2022; 4 Newcrest Mining Annual Mineral Resources and Ore Reserves Statement 17 February 2022; 5 Sandfire Resources NL 2019 Annual Report ; 6 Regis Resources Annual Mineral Resource and Ore Reserve Statement 8 June 2022; 7 CMOC Northparkes Mining and Technical Information; 8 Evolution Mining 2022 Annual Report Project Company Mineral Resource Measured Resource Indicated Inferred Resource Bowdens, NSW Silver Mines Ltd 318Moz AuEq 185.6 AgEq 69.1 AgEq 63.3 AgEq Boda-Kaiser, NSW Alkane Resources Ltd 7.26Moz Au, 1.38Mt Cu - - 7.26Moz Au, 1.38Mt Cu Tomingley, NSW Alkane Resources Ltd 1.75Moz Au 0.13M Au 1.019Moz Au 0.59Moz McPhillamys, NSW Regis Resources Ltd 2.29Moz Au 2.28Moz Au 0.001Moz Au Cadia-Ridegway, NSW Newcrest Mining Ltd 33.31Moz Au, 7.9Mt Cu 0.31Moz Au, 0.041Mt Cu 33Moz Au, 7.3Mt Cu 0.75Moz, 1.1Mt Cu Cowal, NSW Evolution Mining Limited 9.618Moz Au 0.367Moz Au 7.33Moz Au 1.92Moz Au Temora, NSW Sandfire Resources Ltd 2.2Moz 728kt Cu - 0.381Moz Au, 83kt Cu 1.8Moz Au, 645kt Cu Nth Parkes, NSW CMOC Mining Pty Ltd 3.09Moz Au, 2.63Mt Cu 1.64Moz Au, 1.2Mt Cu 1.1Moz Au, 1.1Mt Cu 0.35Moz Au, 0.33Mt Cu Mineral Equivalents: Bowdens: Calculations have been rounded to the nearest 100,000 t, 0.1 g/t silver and 0.01% zinc and lead grades respectively. The Ore Reserve is reported by economic cut-off grade with appropriate consideration of modifying factors including costs, geotechnical considerations, mining and process recoveries and metal pricing. Bowdens’ silver equivalent: Ag Eq (g/t) = Ag (g/t) + 33.48*Pb (%) + 49.61*Zn (%) +80*Au (g/t) calculated from prices of US$20/oz silver, US$1.50/lb zinc, US$1.00/lb lead, US$1600/oz gold and metallurgical recoveries of 85% silver, 82% zinc, 83% lead and 85% gold estimated from test work commissioned by Silver Mines Limited (Silver Mines, Ord Minnett East coast Mining Conference, March 2023) 25 Appendices – Endnotes (continued) Slide 7: 1: ASX: LGM 19 October 2022 Exploration Ramp up at Bauloora Epithermal Gold Project; 2:LGM ASX 1 November 2022 Geophysics Expands Potential Size of Bauloora Gold System Slide 8: 1: LGM ASX: 15 February 2023 Significant new discovery at the Bauloora Epithermal Project; 2: LGM ASX: 21NOV2022 New High-Grade Gold Assays Returned Across Bauloora Slide 9: 1: ASX: LGM 19 October 2022 Exploration Ramp up at Bauloora Epithermal Gold Project Slide 13: 1: MinView, www.minview.geoscience.nsw.gov.au Slide 16: 1: Metals Acquisition Corp March 17 2022, Metals Acquisition Corp. And Glencore Agree To Amend Terms Of The CSA Mine Acquisition; 2: Company’s Prospectus dated 28 July 2021 lodged 9 September 2021 (ASX: LGM) Slide 17: 1: Company’s Prospectus dated 28 July 2021 lodged 9 September 2021 (ASX: LGM), Slide 19: 1: ASX: ALK Discovery of Significant Porphyry Gold-Copper Mineralisation at Boda Prospect within Northern Molong Porphyry Project (NSW); 2: ASX: MAG Assays Confirm High Grade Mineralisation at the Corvette; 3: Xtract Resources plc 19 March 2021 First Drill Assay Results from the Bushranger Copper-Gold Project; 4: ASX: LGM 27 July 2022 Geophysics Defines Porphyry Copper-Gold Targets at Rockley; 5: Company’s Prospectus dated 28 July 2021 lodged 9 September 2021 (ASX: LGM) Slide 20: 1: ASX: LGM 4 April 2022: Extensive Copper and Gold in Rock Chips and Rockley; 2: Company’s Prospectus dated 28 July 2021 lodged 9 September 2021 (ASX: LGM) Slide 22: 1: ASX: LGM 3 May 2022: Strategic Exploration Alliance with AI Explorer 26